Two nonprofits are interested in sharing fundraising lists andcampaigns as they think their donors share common interests.Implicit in that assumption is they are related variables. Youcollect data below for thirteen donors and want to test if there isa relationship between donations (in dollars) (data is collectedbelow)
Charity A:
50 70 60 30 30 60 100 20 40 60 30 80 60
Charity B:
60 45 65 50 30 30 90 40 50 70 40 55 40
a.) State the null both formally and in lay terms
b) Calculate r and the regression line (y = a + bx) andreject/accept at a=.05. What is the regression line please stateit?
c) Explain your findings in lay terms using r-square, r, b asappropriate
d) Calculate a 95% confidence interval for the slope if it isnecessary if it is not please explain. Provide the formal intervaland explain in layterms.
